title: Author's response.
authors.forename: Gordon J
authors.initials: GJ
authors.lastname: Christensen
mesh_terms: D003442:Crowns; D003760:Dental Impression Materials / Q000737:chemistry*; D003761:Dental Impression Technique; D003830:Denture, Partial, Fixed; D060745:Gingival Retraction Techniques; D006801:Humans
chemical_list: D003760:Dental Impression Materials